From: Paul Durrant <Paul.Durrant@citrix.com>
To: Roger Pau Monne <roger.pau@citrix.com>,
"xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>
Cc: Stefano Stabellini <sstabellini@kernel.org>, Wei Liu <wl@xen.org>,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Andrew Cooper <Andrew.Cooper3@citrix.com>,
"Tim \(Xen.org\)" <tim@xen.org>,
George Dunlap <George.Dunlap@citrix.com>,
Julien Grall <julien.grall@arm.com>,
Jan Beulich <jbeulich@suse.com>,
Ian Jackson <Ian.Jackson@citrix.com>,
Roger Pau Monne <roger.pau@citrix.com>
Subject: Re: [Xen-devel] [PATCH v2 03/11] ioreq: switch selection and forwarding to use ioservid_t
Date: Tue, 10 Sep 2019 12:31:09 +0000 [thread overview]
Message-ID: <46b8e9bdb412439d83d619234ce69ae7@AMSPEX02CL03.citrite.net> (raw)
In-Reply-To: <20190903161428.7159-4-roger.pau@citrix.com>
> -----Original Message-----
> From: Roger Pau Monne <roger.pau@citrix.com>
> Sent: 03 September 2019 17:14
> To: xen-devel@lists.xenproject.org
> Cc: Roger Pau Monne <roger.pau@citrix.com>; Jan Beulich <jbeulich@suse.com>; Andrew Cooper
> <Andrew.Cooper3@citrix.com>; Wei Liu <wl@xen.org>; George Dunlap <George.Dunlap@citrix.com>; Ian
> Jackson <Ian.Jackson@citrix.com>; Julien Grall <julien.grall@arm.com>; Konrad Rzeszutek Wilk
> <konrad.wilk@oracle.com>; Stefano Stabellini <sstabellini@kernel.org>; Tim (Xen.org) <tim@xen.org>;
> Paul Durrant <Paul.Durrant@citrix.com>
> Subject: [PATCH v2 03/11] ioreq: switch selection and forwarding to use ioservid_t
>
> hvm_select_ioreq_server and hvm_send_ioreq where both using
> hvm_ioreq_server directly, switch to use ioservid_t in order to select
> and forward ioreqs.
>
> This is a preparatory change, since future patches will use the ioreq
> server id in order to differentiate between internal and external
> ioreq servers.
>
> Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Paul Durrant <paul.durrant@citrix.com>
... with one suggestion.
[snip]
> diff --git a/xen/include/public/hvm/dm_op.h b/xen/include/public/hvm/dm_op.h
> index d3b554d019..8725cc20d3 100644
> --- a/xen/include/public/hvm/dm_op.h
> +++ b/xen/include/public/hvm/dm_op.h
> @@ -54,6 +54,7 @@
> */
>
> typedef uint16_t ioservid_t;
> +#define XEN_INVALID_IOSERVID 0xffff
>
Perhaps use (ioservid_t)~0 rather than hardcoding?
Paul
> /*
> * XEN_DMOP_create_ioreq_server: Instantiate a new IOREQ Server for a
> --
> 2.22.0
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next prev parent reply other threads:[~2019-09-10 12:31 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-03 16:14 [Xen-devel] [PATCH v2 00/11] ioreq: add support for internal servers Roger Pau Monne
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 01/11] ioreq: fix hvm_all_ioreq_servers_add_vcpu fail path cleanup Roger Pau Monne
2019-09-10 10:44 ` Paul Durrant
2019-09-10 13:28 ` Jan Beulich
2019-09-10 13:33 ` Roger Pau Monné
2019-09-10 13:35 ` Jan Beulich
2019-09-10 13:42 ` Roger Pau Monné
2019-09-10 13:53 ` Paul Durrant
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 02/11] ioreq: terminate cf8 handling at hypervisor level Roger Pau Monne
2019-09-03 17:13 ` Andrew Cooper
2019-09-04 7:49 ` Roger Pau Monné
2019-09-04 8:00 ` Roger Pau Monné
2019-09-04 8:04 ` Jan Beulich
2019-09-04 9:46 ` Paul Durrant
2019-09-04 13:39 ` Roger Pau Monné
2019-09-04 13:56 ` Paul Durrant
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 03/11] ioreq: switch selection and forwarding to use ioservid_t Roger Pau Monne
2019-09-10 12:31 ` Paul Durrant [this message]
2019-09-20 10:47 ` Jan Beulich
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 04/11] ioreq: add fields to allow internal ioreq servers Roger Pau Monne
2019-09-10 12:34 ` Paul Durrant
2019-09-20 10:53 ` Jan Beulich
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 05/11] ioreq: add internal ioreq initialization support Roger Pau Monne
2019-09-10 12:59 ` Paul Durrant
2019-09-26 10:49 ` Roger Pau Monné
2019-09-26 10:58 ` Paul Durrant
2019-09-20 11:15 ` Jan Beulich
2019-09-26 10:51 ` Roger Pau Monné
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 06/11] ioreq: allow dispatching ioreqs to internal servers Roger Pau Monne
2019-09-10 13:06 ` Paul Durrant
2019-09-20 11:35 ` Jan Beulich
2019-09-26 11:14 ` Roger Pau Monné
2019-09-26 13:17 ` Jan Beulich
2019-09-26 13:46 ` Roger Pau Monné
2019-09-26 15:13 ` Jan Beulich
2019-09-26 15:59 ` Roger Pau Monné
2019-09-27 8:17 ` Paul Durrant
2019-09-26 16:36 ` Roger Pau Monné
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 07/11] ioreq: allow registering internal ioreq server handler Roger Pau Monne
2019-09-10 13:12 ` Paul Durrant
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 08/11] ioreq: allow decoding accesses to MMCFG regions Roger Pau Monne
2019-09-10 13:37 ` Paul Durrant
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 09/11] vpci: register as an internal ioreq server Roger Pau Monne
2019-09-10 13:49 ` Paul Durrant
2019-09-26 15:07 ` Roger Pau Monné
2019-09-27 8:29 ` Paul Durrant
2019-09-27 8:45 ` Roger Pau Monné
2019-09-27 9:01 ` Paul Durrant
2019-09-27 10:46 ` Roger Pau Monné
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 10/11] ioreq: split the code to detect PCI config space accesses Roger Pau Monne
2019-09-10 14:06 ` Paul Durrant
2019-09-26 16:05 ` Roger Pau Monné
2019-09-03 16:14 ` [Xen-devel] [PATCH v2 11/11] ioreq: provide support for long-running operations Roger Pau Monne
2019-09-10 14:14 ` Paul Durrant
2019-09-10 14:28 ` Roger Pau Monné
2019-09-10 14:40 ` Paul Durrant
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